.site-topbar {
    height: 40px;
    font-size: 12px;
    color: #b0b0b0;
    background: #333;
}

.site-topbar-container {
    display: flex;
    justify-content: flex-end;
}

.site-topbar-info {
    height: 40px;
    width: 100px;
    line-height: 40px;
    text-align: center;
    font-size: 14px;
}

.site-topbar-info a {
    color: #666;
    display: block;
    width: 100%;
    height: 100%;
}

.site-topbar-info a:hover {
    color: #fff;
}

.site-nav-container {
    height: 80px;
    display: flex;
}

.logo {
    width: 150px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.logo img {
    width: 100%;
}

.site-nav-container .nav {
    height: 100%;
    width: 800px;
    display: flex;
    justify-content: space-between;
}

.nav li {
    height: 100%;
    line-height: 80px;
    text-align: center;
    font-size: 16px;
}

.nav li a {
    padding: 0 0;
    height: 100%;
    width: 100%;
    color: black;
}

.nav li a:hover {
    background-color: #f5f5f5;
    color: red;
}

.search-container {
    height: 100%;
    flex: auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.search-container input {
    width: 150px;
    height: 40px;
    border: 1px red solid;
    border-right: 0px;
    padding-left: 10px;
}

.search-button {
    width: 40px;
    height: 40px;
    border: 1px red solid;
    color: #666;
    font-size: 18px;
    line-height: 40px;
    text-align: center;
}

.search-button:hover {
    background-color: red;
    color: #fff;
}